diff options
Diffstat (limited to 'arch/s390/kernel')
-rw-r--r-- | arch/s390/kernel/entry.S | 8 | ||||
-rw-r--r-- | arch/s390/kernel/entry64.S | 8 | ||||
-rw-r--r-- | arch/s390/kernel/setup.c | 1 | ||||
-rw-r--r-- | arch/s390/kernel/traps.c | 9 |
4 files changed, 21 insertions, 5 deletions
diff --git a/arch/s390/kernel/entry.S b/arch/s390/kernel/entry.S index c8a2212014e..6234c6978a1 100644 --- a/arch/s390/kernel/entry.S +++ b/arch/s390/kernel/entry.S @@ -769,10 +769,13 @@ mcck_return: RESTORE_ALL __LC_RETURN_MCCK_PSW,0 -#ifdef CONFIG_SMP /* * Restart interruption handler, kick starter for additional CPUs */ +#ifdef CONFIG_SMP +#ifndef CONFIG_HOTPLUG_CPU + .section .init.text,"ax" +#endif .globl restart_int_handler restart_int_handler: l %r15,__LC_SAVE_AREA+60 # load ksp @@ -785,6 +788,9 @@ restart_int_handler: br %r14 # branch to start_secondary restart_addr: .long start_secondary +#ifndef CONFIG_HOTPLUG_CPU + .previous +#endif #else /* * If we do not run with SMP enabled, let the new CPU crash ... diff --git a/arch/s390/kernel/entry64.S b/arch/s390/kernel/entry64.S index 93745fd8f55..685f11faa4b 100644 --- a/arch/s390/kernel/entry64.S +++ b/arch/s390/kernel/entry64.S @@ -745,10 +745,13 @@ mcck_return: #endif lpswe __LC_RETURN_MCCK_PSW # back to caller -#ifdef CONFIG_SMP /* * Restart interruption handler, kick starter for additional CPUs */ +#ifdef CONFIG_SMP +#ifndef CONFIG_HOTPLUG_CPU + .section .init.text,"ax" +#endif .globl restart_int_handler restart_int_handler: lg %r15,__LC_SAVE_AREA+120 # load ksp @@ -759,6 +762,9 @@ restart_int_handler: lmg %r6,%r15,__SF_GPRS(%r15) # load registers from clone stosm __SF_EMPTY(%r15),0x04 # now we can turn dat on jg start_secondary +#ifndef CONFIG_HOTPLUG_CPU + .previous +#endif #else /* * If we do not run with SMP enabled, let the new CPU crash ... diff --git a/arch/s390/kernel/setup.c b/arch/s390/kernel/setup.c index 51d6309e7f3..7e1bfb98406 100644 --- a/arch/s390/kernel/setup.c +++ b/arch/s390/kernel/setup.c @@ -300,6 +300,7 @@ static void __init setup_zfcpdump(unsigned int console_devno) else sprintf(str, "cio_ignore=all,!0.0.%04x", ipl_info.data.fcp.dev_id.devno); + strcat(COMMAND_LINE, " "); strcat(COMMAND_LINE, str); console_loglevel = 2; } diff --git a/arch/s390/kernel/traps.c b/arch/s390/kernel/traps.c index cbfe73034c3..ee9186f8fb0 100644 --- a/arch/s390/kernel/traps.c +++ b/arch/s390/kernel/traps.c @@ -253,19 +253,22 @@ void die(const char * str, struct pt_regs * regs, long err) { static int die_counter; + oops_enter(); debug_stop_all(); console_verbose(); spin_lock_irq(&die_lock); bust_spinlocks(1); printk("%s: %04lx [#%d]\n", str, err & 0xffff, ++die_counter); - show_regs(regs); + print_modules(); + show_regs(regs); bust_spinlocks(0); - spin_unlock_irq(&die_lock); + spin_unlock_irq(&die_lock); if (in_interrupt()) panic("Fatal exception in interrupt"); if (panic_on_oops) panic("Fatal exception: panic_on_oops"); - do_exit(SIGSEGV); + oops_exit(); + do_exit(SIGSEGV); } static void inline |